microwave corporation 9 - 2 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 HMC210MS8 gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz v01.0801 general description features functional diagram single positive voltage control: 0 to +2.5v high attenuation range: >50 db @ 1.9 ghz high input ip3: +15 dbm typical (all attenuation states) ultra small package: msop electrical speci cations , t a = +25?c, vdd = +2.5 vdc, 50 ohm system typical applications the HMC210MS8 is a miniature absorptive voltage variable attenuator in an 8-lead msop package. the device operates with a positive supply voltage (+2.5v), and a positive control voltage. a unique feature is the high third order intercept point for all attenuation states. operation up to 2.3 ghz is pos- sible with a reduced attenuation range of 31 db. the HMC210MS8 is ideal for: base station infrastructure portable wireless mmds parameter condition min. typical max. units insertion loss (vctl = 0 v min. atten.) 1.8 - 2.0 ghz 1.7 - 2.1 ghz 1.5 - 2.3 ghz 3.3 3.4 5.0 4.9 5.5 7.5 db db db attenuation range (vctl = 0 to +2.5 v) 1.8 - 2.0 ghz 1.7 - 2.1 ghz 1.5 - 2.3 ghz 44 39 31 55 43 40 db db db return loss (vctl = 0 to +2.5 v) 1.5 - 2.0 ghz 2.0 - 2.3 ghz 9 6 db db input power for 0.1 db compression (f = 1.9 ghz) min atten. atten. >2.0 15 -5 dbm dbm input power for 1.0 db compression (f = 1.9 ghz) min atten. atten. >2.0 17 0 20 3 dbm dbm input third order intercept (f = 1.9 ghz, two-tone input power = +5 dbm each tone) min atten. atten. >2.0 30 10 35 15 dbm dbm switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 1.5 - 2.3 ghz 0.9 2.6 s s
microwave corporation 9 - 3 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 -100 -80 -60 -40 -20 0 -10 -8 -6 -4 -2 0 1.5 1.7 1.9 2.1 2.3 2.5 relative attenuator (db) insertion loss (db) frequency (ghz) +25 c ins. loss -40 c atten. +25 c atten. +85 c atten. +85 c ins. loss -40 c ins. loss -15 -10 -5 0 5 10 15 0 0.5 1 1.5 2 2.5 normalized attenuation (db) control voltage (v) +85 c -40 c HMC210MS8 v01.0801 typical input p1db compression @ 1.9 ghz vs. temperature gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz relative attenuation vs. control voltage @ 1.9 and 2.2 ghz input ip3 vs. control voltage @ 1.9 ghz attenuation vs. temperature normalized to +25?c @ 1.9 ghz broadband insertion loss broadband maximum relative attenuation and return loss -70 -60 -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 relative attenuation (db) control voltage (v) f= 1.9 ghz f= 2.2ghz -12 -10 -8 -6 -4 -2 0 1.5 1.7 1.9 2.1 2.3 2.5 insertion loss (db) frequency (ghz) +85 c -40 c +25 c 0 5 10 15 20 25 30 35 40 0 0.5 1 1.5 2 2.5 input ip3 (dbm) control voltage (v) +85 c -40 c +25 c input power for 1 db compression point test condition (1.9 ghz) vctl (vdc) vdd (vdc) +25c +85c -40c units min. attenuation 0.0 +2.5 20 20 21 dbm max. attenuation +2.5 +2.5 19 16 25 dbm worst case p1db +1.0 +2.5 3 4 3 dbm
microwave corporation 9 - 4 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 HMC210MS8 v01.0801 gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz attenuation vs. control voltage @ 1.9 ghz -70 -60 -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 relative attenuation (db) control voltage (v) +85 c -40 c +25 c -70 -60 -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 relative attenuation (db) control voltage (v) +85 c -40 c +25 c return loss vs. control voltage @ 1.9 ghz typical performance for 1.9 ghz applications typical performance for 2.2 ghz applications attenuation vs. control voltage @ 2.2 ghz return loss vs. control voltage @ 2.2 ghz -20 -16 -12 -8 -4 0 0 0.5 1 1.5 2 2.5 input return loss (db) control voltage (v) t= -40c t=+85c t= +25 c -20 -16 -12 -8 -4 0 0 0.5 1 1.5 2 2.5 input return loss (db) control voltage (v) t= -40c t=+85c t= +25 c
microwave corporation 9 - 5 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 v01.0801 outline drawing control and bias voltage HMC210MS8 gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz absolute maximum ratings *note: dc blocking capacitors are required for rf ports. 100 pf rf chip capacitors (0603 size) are recommended on rf1 & rf2 ports.. vctl -0.2 vdc to vdd vdd +8 vdc maximum input power (vdd = +2.5 vdc) +26 dbm @ min. attenuation, vctl = +0.0v +20 dbm @ atten. >2 db storage temperature -65 to +150 c operating temperature -40 to +85 c vctl 0 to +2.5 vdc @ -100 a to +100 a vdd +2.5 vdc +/- 0.1 vdc @ +100 a notes: 1. package body material: low stress injection molded plastic silica and silicon impregnated. 2. leadframe material: copper alloy 3. leadframe plating: sn/pb solder 4. dimensions are in inches [millimeters]. 5. dimension does not include moldflash of 0.15mm per side. 6. dimension does not include moldflash of 0.25mm per side. 7. all ground leads must be soldered to pcb rf ground.
microwave corporation 9 - 6 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 evaluation circuit board v01.0801 HMC210MS8 gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz the circuit board used in the ? nal application should be generated with proper rf circuit design tech- niques. signal lines at the rf ports should be 50 ohm impedance and the package ground leads and package bottom should be connected directly to the pcb rf ground plane, similar to that shown above. the evaluation circuit board shown above is available from hittite microwave corporation upon request. list of material item description j1, j2 pc mount sma rf connector j3 - j5 dc pin c1, c2 330 pf capacitor, 0402 package c3, c4 10,000 pf capacitor, 0603 package u1 HMC210MS8 vva pcb* 101825 eval board *circuit board material: rogers 4350
microwave corporation 9 - 7 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com attenuators - smt 9 v01.0801 HMC210MS8 gaas mmic voltage-variable attenuator, 1.5 - 2.3 ghz notes:
|
